how to do comments in javascript code example

Example 1: javascript comment

//This is a javascript single line comment

/*
And here is a
multiline comment
*/

Example 2: comment in javascript

// single line comment 

/* multiline comemnt 
line 2
line 3
line 4 */

Example 3: how to comment in javascript

/* this is a javascript comment
that is multi lines */
// This is a single line comment

Example 4: comments in js

// comment sigle line